275. H-Index II

Same as problem "274. H-Index".

1:  class Solution {  
2:  public:  
3:    int hIndex(vector<int>& citations) {  
4:      int h = 0, n = citations.size();  
5:      for (h = 0; h < n; h++) {  
6:        if (citations[h] >= n-h) break;  
7:      }  
8:      return n-h;  
9:    }  
10:  };